# N4209F: 2004 Dotson William P SNGL SEAT HAWK ARROW

- Status: Valid registration
- Airframe: [Dotson William P SNGL SEAT HAWK ARROW](https://openairdocs.org/model/dotson-william-p-sngl-seat-hawk-arrow) (registry code 0590006, 1 seats)
- Engine: [Amateur-built UNKNOWN ENG](https://openairdocs.org/engine/amateur-built-unknown-eng) (registry code 99999)
- Serial number: H-SSA-899-R503-TRI
- Year built: 2004
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built
- Airworthiness date: September 20, 2005
- Certificate issued: August 28, 2017
- Expires: August 31, 2027
- Mode S code: A4FF38
- Registered owner: [Bertelsen Gary M](https://openairdocs.org/faa-owner/BERTELSEN%20GARY%20M)
- Location: [Vale, NC](https://openairdocs.org/faa-place/NC/Vale)
- Owner type: Individual
- Owner's area on the map: 35.5517° N, 81.4243° W: Placed by OpenAirDocs at the center of ZIP code 28168, within about 5 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4209F
- Page: https://openairdocs.org/aircraft/N4209F

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination.

## ADs that may apply (OpenAirDocs): 0 in force

### Matched by airframe (Dotson William P SNGL SEAT HAWK ARROW)

None in force.

### Matched by engine (Amateur-built UNKNOWN ENG)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB ERA11CA355](https://openairdocs.org/ntsb/ERA11CA355), Jun 20, 2011: Dotson William P Sngl Seat Hawk Arrow (N4209F), Carthage, NC, substantial damage. Probable cause: A partial loss of engine power due to the pilot’s improper installation of the engine’s No. 1 cylinder spark plugs.

## FAA accident and incident reports (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 20110620025049A](https://openairdocs.org/incident/20110620025049A), Jun 20, 2011: Dotson William P SNGL SEAT HAWK ARROW (N4209F), Carthage, NC, Substantial damage. On June 20, 2011, approximately 1030 EDT, a cgs hawk arrow registered to [privacy data omitted] was piloted by [privacy data omitted]. The aircraft was in…

## Service difficulty reports

None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

## STCs that may be installed (OpenAirDocs)

None matched to this aircraft's models.

## Earlier aircraft with N4209F

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N4209F before.

- [Cancelled 1976-09-17](https://openairdocs.org/deregistered/N4209F-1976-09-17): Piper PA-28R-200, S/N 28R-7635397, built 1976. Exported to Belgium. Owner: [Lock Haven, PA](https://openairdocs.org/faa-place/PA/Lock%20Haven)
- [Cancelled 1965-05-22](https://openairdocs.org/deregistered/N4209F-1965-05-22): Cessna 172, S/N 46109. Owner: [King John L Jr](https://openairdocs.org/faa-owner/KING%20JOHN%20L%20JR), [Dallas, TX](https://openairdocs.org/faa-place/TX/Dallas)

## Related

- Other Dotson William P SNGL SEAT HAWK ARROW aircraft: https://openairdocs.org/model/dotson-william-p-sngl-seat-hawk-arrow/aircraft.md
- The Amateur-built UNKNOWN ENG engine: https://openairdocs.org/engine/amateur-built-unknown-eng.md

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